Table 4 Causes of surgical failure
| Positive Cottle | Negative Cottle | All Patients | ||||
|---|---|---|---|---|---|---|
| Reason for Surgical Failure | Count | % Total | Count | % Total | Count | % Total |
| Caudal Septal Deviation | 4 | 4.2 | 1 | 2.2 | 5 | 3.5 |
| Narrow External Nasal Valve (Static) | 3 | 3.2 | 1 | 2.2 | 4 | 2.8 |
| Valve Collapse (Dynamic) | 0 | 0.0 | 1 | 2.2 | 1 | 0.7 |
| Perforation | 0 | 0.0 | 1 | 2.2 | 1 | 0.7 |
| Untreated allergy | 2 | 2.1 | 0 | 0.0 | 2 | 1.4 |
| Nasal Polyps | 0 | 0.0 | 1 | 2.2 | 1 | 0.7 |
| TOTAL | 9 | 9.5 | 5 | 10.9 | 14 | 9.9 |